Keyboard–switch database BTC foam and foil
Details
| Manufacturer | BTC |
|---|
Created by Daniel on 2016-01-26
Timeline
| foam and foil discrete tactile: | ![]() |
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|---|---|---|---|---|---|---|---|
| foam and foil integrated: | ![]() |
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| Total: | ![]() |
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| Year: | 1987 | 1988 | 1989 | 1990 | 1991 | 1992 | 1993 |
Please note that the timeline must not be trusted until a statistically significant number of data points are present.
Switches
| Switch | Variants | Part number | Type | Usage |
|---|---|---|---|---|
| foam and foil discrete tactile | grey module | — | 1 | |
| foam and foil integrated | — | — | 1 |
Keyboards
| Model | Year(s) | Switches | Serial | PCB codes | Reference | ![]() |
|---|---|---|---|---|---|---|
| IPC IPC-5339 | 1987 (IC) | BTC foam and foil discrete tactile (grey) | 80500353 | BTC-5339 REV62A | utensilia.tk | |
| BTC 7000 Series | 1993 (IC) | BTC foam and foil integrated | — | — | utensilia.tk |

